Combustion and emission characteristics of a direct injection compression ignition engine using rapeseed oil based micro-emulsions

Fuel ◽  
2013 ◽  
Vol 107 ◽  
pp. 570-577 ◽  
Author(s):  
D.H. Qi ◽  
C. Bae ◽  
Y.M. Feng ◽  
C.C. Jia ◽  
Y.Z. Bian
Author(s):  
Jakub Čedík ◽  
Martin Pexa ◽  
Bohuslav Peterka ◽  
Miroslav Müller ◽  
Michal Holubek ◽  
...  

Liquid biofuels for compression ignition engines are often based on vegetable oils. In order to be used in compression ignition engine the vegetable oils have to be processed because of their high viscosity or it is also possible to use vegetable oils in fuel blends. In order to decrease the viscosity of the fuel blends containing crude vegetable oil the alcohol-based fuel admixtures can be used. The paper describes the effect of rapeseed oil–diesel fuel–n-butanol blends on combustion characteristics and solid particles production of turbocharged compression ignition engine. The 10% and 20% concentrations of n-butanol in the fuel blend were measured and analysed. The engine Zetor 1204, located in tractor Zetor Forterra 8641 with the power of 60kW and direct injection was used for the measurement. The engine was loaded through power take off shaft of the tractor using mobile dynamometer MAHA ZW500. The measurement was carried out in stabilized conditions at 20%, 60% and 100% engine load. The engine speed was kept at 1950 rpm. Tested fuel blends showed lower production of solid particles than diesel fuel and lower peak cylinder pressure and with increasing concentration of n-butanol in the fuel blend the ignition delay was prolonged and premixed phase of combustion was increased.


Biofuels ◽  
2016 ◽  
Vol 8 (2) ◽  
pp. 297-305 ◽  
Author(s):  
Yashwanth Kutti Pochareddy ◽  
Aditya Krishna Ganeshram ◽  
Homeshwar Machgahe Pyarelal ◽  
Srinivasan Sridharan ◽  
Aravind Asokan ◽  
...  

2014 ◽  
Vol 984-985 ◽  
pp. 893-899 ◽  
Author(s):  
S. Santhanakrishnan ◽  
S. Jose

This paper presents the properties and application of cashew nut shell oil as blend component for diesel in compression ignition engine. Experimental tests were carried out in a single cylinder, four stroke, direct injection, compression ignition engine fueled with cashew nut shell oil blends. During the experiments, the performance and emission characteristics of the diesel engine was analyzed and compared with the neat diesel fuel performance.


2010 ◽  
Vol 7 (1) ◽  
pp. 229-234 ◽  
Author(s):  
M. P. Sudeshkumar ◽  
G. Devaradjane

Rapid depletion of petroleum reserves and the environmental pollution caused by the growing use of conventional fuels created a challenge before the world that new type of fuels should replace the conventional fuels to achieve the future emission regulations. Hence great deal of research effort has been focused to find alternative fuel. The consideration of oxygenates with diesel fuel is a recent approach receives great attention in reducing the exhaust emissions of an engine The combustion, performance and emission characteristics of diesel fuel and oxygenated blends with diesel are analyzed in a four stroke naturally aspirated single cylinder direct injection compression ignition engine. The additives include 2-Ethoxyethanol (2EE), DiethyleneGlycol Dimethyl ether (DGM) and 2-Methoxyethanol (2ME) and the oxygenated compounds were selected based on the availability, price and oxygen content. These oxygenated compounds are blended with diesel fuel in proportion of 6% by volume. Combustion parameters such as in-cylinder pressure and Heat release rate were studied. The engine emission characteristics of the Compression ignition (CI) engine fuelling with oxygenated blends are studied experimentally. The performance of oxygenates on thermal efficiency and specific fuel consumption were studied. Comparing the combustion, performance and emission, the addition of 2-methoxy ethanol blend shows better performance than other two oxygenated blends with diesel and diesel fuel.


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